Palisades Park Partial Plant List

Compiled by Rebecca L. Brown, May 2020

Common Name Scientific Name Notes Box elder maple Acer negundo Introduced from eastern US American bird’s foot trefoil Acmispon americanus Tumbleweed, Russian knapweed Acroptilon repens Invasive Northern water plantain Alisma triviale wetlands Nodding wild onion Allium cernuum Vernal wetlands Geyer’s onion Allium geyeri Vernal wetlands Serviceberry Amelanchier alnifolia * early spring white blossoms Fiddleneck Amsinckia retrorsa Rosy everlasting, pussytoes Antennaria microphylla Kinnikinnick Arctostaphylos uva-ursi Heartleaf arnica Arnica cordifolia *Yellow flowers Stiff sagebrush Artemisia rigida Balsamroot Balsamorhiza sagittaria * (takes 3-5 years to establish) Pinegrass Calamagrostis rubescens Camas Camassia quamash *vernal wetlands Sedges Carex spp. wetlands Oregon tea tree Ceanothus sanguineus Bachelor’s buttons Centaurea cyanus Invasive Diffuse knapweed Centaurea diffusa Invasive Spotted knapweed Centaurea maculosa Invasive Rush Skeletonweed Chondrilla juncea Invasive Pinkfairies, ragged robin Clarkia pulchella *easy to grow annual Bastard toadflax Comandra umbellata Native, not to be confused with dalmation toadflax Red osier dogwood Cornus sericea Douglas hawthorn Crataegus douglasii Hound’s tongue Cynoglossum officianalis Invasive Wood fern Cystopteris fragilis One spike danthonia Danthonia unispicata a bunchgrass Larkspur Delphinium nuttallianum * Shooting star Dodecatheum pulchellum Common downingia Downingia elegans Vernal ponds Early whitlow grass Draba verna Prairie cinquefoil Drymocallis arguta Great Basin wild rye Elymus cinereus * Buckwheat, sulfur flower Eriogonum heracleoides * Snow buckwheat Eriogonum niveum Idaho fescue Festuca idahoensis * White-stemmed frasera Frasera albicaulis Yellow bells Frittilaria pudica * Blanket flower Gaillardia aristata Northern bedstraw Galium boreale Seasonal wetlands Sticky geranium Geranium viscosissimum *gorgeous pink flowers Prairie smoke Geum triflorum *distinctive flowers and leaves Cow parsnip Heracleum maximum Alumroot Heuchra cylindrica Ocean spray Holodiscus discolor * Touch-me-not, jewelweed Impatiens capensis wetlands Missouri Iris Iris missouriensis * Midget quillwork Isoetes minima Vernal pools, wetlands Rockrose, bitterroot Lewisia rediviva *rock gardens Dalmation toadflax Linaria dalmatica Invasive Prairie star Lithophragma glabra Wyeth biscuitroot Lomatium ambiguum Salt and pepper Lomatium gormanii Bigseed biscuitroot Lomatium macrocarpum Nine leaf biscuitroot Lomatium triternatum Lupine Lupinus spp. * Pineapple weed Matricaria discoidea Introduced, smells like pineapple White sweetclover Melilotus alba Invasive Slender phlox Microsteris gracilis Tiny mousetail Myosurus minimus Vernal ponds Diffuse navarretia Navarretia leucocephala Vernal ponds Catnip Nepeta cataria Invasive Widow grass Olsynium douglasii var. inflatum * One flowered broom rape Orobanche uniflora Hot-rock penstemon Penstemon deustus Shrubby penstemon Penstemon fruticosus * Richardson’s penstemon Penstemon richardsonii *rockwalls Yampa Perideridia gairdneri Reed Canary Grass Phalaris arundinacea invasive Syringa Philadelphius lewisii * fragrant white blossoms Phlox Phlox caespitosa *rock walls Long-leaf phlox Phlox longifolia * Common reed Phragmites australis Invasive, aggressive in wetlands Mallow Ninebark Physocarpus malvaceus *white blossom shrub Ponderosa Pine Pinus ponderosa * Scouler’s popcorn flower Plagiobothrys scouleri Vernal ponds Plantago patagonica Canyon bog orchid Platanthera stricta Bulbous Bluegrass Poa bulbosa Invasive Aspen Populus tremuloides Wet sites Black cottonwood Populus trichocarpa var. trichocarpa Slender cinquefoil Potentilla gracillis *distinctive leaves Sulfur cinquefoil Potentilla recta Invasive, aggressively spreading Chokecherry Prunus virginiana var. melanocarpa Bluebunch wheatgrass Pseudoregneria spicata * Douglas fir Pseudotsuga douglasii * Buttercup Ranunculus glaberrimus Golden Current Ribes aureum *yellow flowers early spring Wax current Ribes cereum Black locust Robinia pseudo-acacia Introduced from eastern US Watercress Rorippa nasturtium-aquaticum *wetlands, in streams Wood’s rose Rosa woodsii *Pink flowers, but can spread Thimbleberry Rubus parviflorus Blue elderberry Sambucus cerulea Tule, Hardstem bullrush Schoenoplectus acutus Wetlands Prairie spike moss Selaginella densa Oregon checkermallow Sidalcea oregana Seasonal wetlands Tumblemustard Sisymbrium altissimum invasive Poison ivy Toxicodendron radicans Death camas Toxicoscordion venenosum Douglas’s Brodiaea Triteleia grandiflora Cattail Typha angustifolia Wetlands Bladderwort Utricularia vulgaris Ponds; in water Mohican wayfinder Viburnum lantana introduced Bird vetch Viccia cracca Invasive Early blue violet Viola adunca Mule’s ears Wyethia amplexicaule Rough cocklebur Xanthium strumerium Invasive *Recommended landscape or ornamental plant. Removing native plants from parks is illegal and rarely successful, but several reputable sources for native plants are available in the Spokane area such as Desert Jewels Nursery, Blue Moon Nursery, Plants of the Wild, and BFI Native Seed.

Scientific name changes can occur as new knowledge is found! Plant naming resources to find the latest plant name information are: USDA Plants National Database and ITIS.gov